Another headache? Time to reach for your snake oil -- or maybe your electromagnetic belt. Quacks have pulled the wool over people's eyes for years in the name of medicine. Here are 10 of their more outrageous cons.
Your senses help you navigate through the world more than you might realize. And what about ESP? These pictures take you through the world of senses from your nose and the inside of your ear to the exploration of mind reading.
Smell is a basic sense, but scientists are still exploring how it works. Why are researchers, developers and even government agencies so curious about smell? What makes a seemingly simple sense so tantalizing?
Light is what drives life. Itâ€™s hard to imagine our world and life without it. The sensing of light by living things is almost universal. Find out all about the amazing inner workings of the human eye.